src/eu/alefzero/owncloud/ui/activity/FileDisplayActivity.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package eu.alefzero.owncloud.ui.activity;
  20
  21 import java.io.File;
  22 import java.net.URLEncoder;
  23 import java.util.ArrayList;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.app.AlertDialog;
  28 import android.app.AlertDialog.Builder;
  29 import android.app.Dialog;
  30 import android.content.BroadcastReceiver;
  31 import android.content.ContentResolver;
  32 import android.content.Context;
  33 import android.content.DialogInterface;
  34 import android.content.DialogInterface.OnClickListener;
  35 import android.content.Intent;
  36 import android.content.IntentFilter;
  37 import android.database.Cursor;
  38 import android.net.Uri;
  39 import android.os.Bundle;
  40 import android.provider.MediaStore;
  41 import android.util.Log;
  42 import android.view.View;
  43 import android.view.ViewGroup;
  44 import android.widget.ArrayAdapter;
  45 import android.widget.CheckedTextView;
  46 import android.widget.EditText;
  47 import android.widget.TextView;
  48
  49 import com.actionbarsherlock.app.ActionBar;
  50 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  51 import com.actionbarsherlock.app.SherlockFragmentActivity;
  52 import com.actionbarsherlock.view.Menu;
  53 import com.actionbarsherlock.view.MenuInflater;
  54 import com.actionbarsherlock.view.MenuItem;
  55 import com.actionbarsherlock.view.Window;
  56
  57 import eu.alefzero.owncloud.AccountUtils;
  58 import eu.alefzero.owncloud.R;
  59 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  60 import eu.alefzero.owncloud.datamodel.DataStorageManager;
  61 import eu.alefzero.owncloud.datamodel.FileDataStorageManager;
  62 import eu.alefzero.owncloud.datamodel.OCFile;
  63 import eu.alefzero.owncloud.files.services.FileUploader;
  64 import eu.alefzero.owncloud.syncadapter.FileSyncService;
  65 import eu.alefzero.owncloud.ui.fragment.FileDetailFragment;
  66 import eu.alefzero.owncloud.ui.fragment.FileListFragment;
  67 import eu.alefzero.webdav.WebdavClient;
  68
  69 /**
  70  * Displays, what files the user has available in his ownCloud.
  71  *
  72  * @author Bartek Przybylski
  73  *
  74  */
  75
  76 public class FileDisplayActivity extends SherlockFragmentActivity implements
  77         OnNavigationListener, OnClickListener, android.view.View.OnClickListener {
  78     private ArrayAdapter<String> mDirectories;
  79     private DataStorageManager mStorageManager;
  80     private FileListFragment mFileList;
  81     private OCFile mCurrentDir;
  82     private String[] mDirs = null;
  83
  84     private SyncBroadcastReceiver syncBroadcastRevceiver;
  85
  86     private static final String KEY_DIR_ARRAY = "DIR_ARRAY";
  87     private static final String KEY_CURRENT_DIR = "DIR";
  88
  89     private static final int DIALOG_SETUP_ACCOUNT = 0;
  90     private static final int DIALOG_CREATE_DIR = 1;
  91     private static final int ACTION_SELECT_FILE = 1;
  92
  93     @Override
  94     public void onCreate(Bundle savedInstanceState) {
  95         super.onCreate(savedInstanceState);
  96
  97         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
  98         setProgressBarIndeterminateVisibility(false);
  99
 100         if(savedInstanceState != null){
 101             mCurrentDir = (OCFile) savedInstanceState.getParcelable(KEY_CURRENT_DIR);
 102         }
 103     }
 104
 105     @Override
 106     public boolean onCreateOptionsMenu(Menu menu) {
 107         if (accountsAreSetup()) {
 108             MenuInflater inflater = getSherlock().getMenuInflater();
 109             inflater.inflate(R.menu.menu, menu);
 110             return true;
 111         }
 112         return false;
 113     }
 114
 115     @Override
 116     public boolean onOptionsItemSelected(MenuItem item) {
 117         boolean retval = true;
 118         switch (item.getItemId()) {
 119             case R.id.createDirectoryItem: {
 120                 showDialog(DIALOG_CREATE_DIR);
 121                 break;
 122             }
 123             case R.id.startSync: {
 124                 Bundle bundle = new Bundle();
 125                 bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 126                 ContentResolver.requestSync(
 127                         AccountUtils.getCurrentOwnCloudAccount(this),
 128                         "org.owncloud", bundle);
 129                 break;
 130             }
 131             case R.id.action_upload: {
 132                 Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 133                 action = action.setType("*/*")
 134                         .addCategory(Intent.CATEGORY_OPENABLE);
 135                 startActivityForResult(
 136                         Intent.createChooser(action, "Upload file from..."),
 137                         ACTION_SELECT_FILE);
 138                 break;
 139             }
 140             case R.id.action_accounts: {
 141                 Intent accountIntent = new Intent(this, AccountSelectActivity.class);
 142                 startActivity(accountIntent);
 143             }
 144             case android.R.id.home: {
 145                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 146                     onBackPressed();
 147                 }
 148                 break;
 149             }
 150             default:
 151                 retval = false;
 152         }
 153         return retval;
 154     }
 155
 156     @Override
 157     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 158         int i = itemPosition;
 159         while (i-- != 0) {
 160             onBackPressed();
 161         }
 162         return true;
 163     }
 164
 165     /**
 166      * Called, when the user selected something for uploading
 167      */
 168     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 169         if (resultCode == RESULT_OK) {
 170             if (requestCode == ACTION_SELECT_FILE) {
 171                 Uri selectedImageUri = data.getData();
 172
 173                 String filemanagerstring = selectedImageUri.getPath();
 174                 String selectedImagePath = getPath(selectedImageUri);
 175                 String filepath;
 176
 177                 if (selectedImagePath != null)
 178                     filepath = selectedImagePath;
 179                 else
 180                     filepath = filemanagerstring;
 181
 182                 if (filepath == null) {
 183                     Log.e("FileDisplay", "Couldnt resolve path to file");
 184                     return;
 185                 }
 186
 187                 Intent i = new Intent(this, FileUploader.class);
 188                 i.putExtra(FileUploader.KEY_ACCOUNT,
 189                         AccountUtils.getCurrentOwnCloudAccount(this));
 190                 String remotepath = new String();
 191                 for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 192                     remotepath += "/" + URLEncoder.encode(mDirectories.getItem(j));
 193                 }
 194                 if (!remotepath.endsWith("/"))
 195                     remotepath += "/";
 196                 remotepath += URLEncoder.encode(new File(filepath).getName());
 197                 Log.e("ASD", remotepath + "");
 198
 199                 i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 200                 i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 201                 i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 202                 startService(i);
 203             }
 204         }
 205     }
 206
 207     @Override
 208     public void onBackPressed() {
 209         if (mDirectories == null || mDirectories.getCount() == 1) {
 210             finish();
 211             return;
 212         }
 213         popDirname();
 214         mFileList.onNavigateUp();
 215         mCurrentDir = mFileList.getCurrentFile();
 216
 217         if(mCurrentDir.getParentId() == 0){
 218             ActionBar actionBar = getSupportActionBar();
 219             actionBar.setDisplayHomeAsUpEnabled(false);
 220         }
 221     }
 222
 223     @Override
 224     protected void onRestoreInstanceState(Bundle savedInstanceState) {
 225         super.onRestoreInstanceState(savedInstanceState);
 226         mDirs = savedInstanceState.getStringArray(KEY_DIR_ARRAY);
 227         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 228         mDirectories.add("/");
 229         if (mDirs != null)
 230             for (String s : mDirs)
 231                 mDirectories.insert(s, 0);
 232     }
 233
 234     @Override
 235     protected void onSaveInstanceState(Bundle outState) {
 236         super.onSaveInstanceState(outState);
 237         if(mDirectories != null && mDirectories.getCount() != 0){
 238             mDirs = new String[mDirectories.getCount()-1];
 239             for (int j = mDirectories.getCount() - 2, i = 0; j >= 0; --j, ++i) {
 240                 mDirs[i] = mDirectories.getItem(j);
 241             }
 242         }
 243         outState.putStringArray(KEY_DIR_ARRAY, mDirs);
 244         outState.putParcelable(KEY_CURRENT_DIR, mCurrentDir);
 245     }
 246
 247     @Override
 248     protected void onResume() {
 249         super.onResume();
 250
 251         //TODO: Dialog useless -> get rid of this
 252         if (!accountsAreSetup()) {
 253             setContentView(R.layout.no_account_available);
 254             setProgressBarIndeterminateVisibility(false);
 255             getSupportActionBar().setNavigationMode(ActionBar.DISPLAY_SHOW_TITLE);
 256             findViewById(R.id.setup_account).setOnClickListener(this);
 257             return;
 258         } else if (findViewById(R.id.file_list_view) == null) {
 259             setContentView(R.layout.files);
 260         }
 261
 262         // Listen for sync messages
 263         IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 264         syncBroadcastRevceiver = new SyncBroadcastReceiver();
 265         registerReceiver(syncBroadcastRevceiver, syncIntentFilter);
 266
 267         // Storage manager initialization
 268         mStorageManager = new FileDataStorageManager(
 269                 AccountUtils.getCurrentOwnCloudAccount(this),
 270                 getContentResolver());
 271
 272         // File list
 273         mFileList = (FileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 274
 275         // Figure out what directory to list.
 276         // Priority: Intent (here), savedInstanceState (onCreate), root dir (dir is null)
 277         if(getIntent().hasExtra(FileDetailFragment.EXTRA_FILE)){
 278             mCurrentDir = (OCFile) getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
 279             if(!mCurrentDir.isDirectory()){
 280                 mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 281             }
 282
 283             // Clear intent extra, so rotating the screen will not return us to this directory
 284             getIntent().removeExtra(FileDetailFragment.EXTRA_FILE);
 285         }
 286
 287         // Drop-Down navigation and file list restore
 288         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 289
 290
 291         // Given the case we have a file to display:
 292         if(mCurrentDir != null){
 293             ArrayList<OCFile> files = new ArrayList<OCFile>();
 294             OCFile currFile = mCurrentDir;
 295             while(currFile != null){
 296                 files.add(currFile);
 297                 currFile = mStorageManager.getFileById(currFile.getParentId());
 298             }
 299
 300             // Insert in mDirs
 301             mDirs = new String[files.size()];
 302             for(int i = files.size() - 1; i >= 0; i--){
 303                 mDirs[i] = files.get(i).getFileName();
 304             }
 305         }
 306
 307         if (mDirs != null) {
 308             for (String s : mDirs)
 309                 mDirectories.add(s);
 310         } else {
 311             mDirectories.add("/");
 312         }
 313
 314         // Actionbar setup
 315         ActionBar action_bar = getSupportActionBar();
 316         action_bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 317         action_bar.setDisplayShowTitleEnabled(false);
 318         action_bar.setListNavigationCallbacks(mDirectories, this);
 319         if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 320             action_bar.setDisplayHomeAsUpEnabled(true);
 321         } else {
 322             action_bar.setDisplayHomeAsUpEnabled(false);
 323         }
 324
 325         // List dir here
 326         mFileList.listDirectory(mCurrentDir);
 327     }
 328
 329     @Override
 330     protected void onPause() {
 331         super.onPause();
 332         if (syncBroadcastRevceiver != null) {
 333             unregisterReceiver(syncBroadcastRevceiver);
 334             syncBroadcastRevceiver = null;
 335         }
 336
 337     }
 338
 339     @Override
 340     protected Dialog onCreateDialog(int id) {
 341         Dialog dialog;
 342         AlertDialog.Builder builder;
 343         switch (id) {
 344         case DIALOG_SETUP_ACCOUNT:
 345             builder = new AlertDialog.Builder(this);
 346             builder.setTitle(R.string.main_tit_accsetup);
 347             builder.setMessage(R.string.main_wrn_accsetup);
 348             builder.setCancelable(false);
 349             builder.setPositiveButton(android.R.string.ok, this);
 350             builder.setNegativeButton(android.R.string.cancel, this);
 351             dialog = builder.create();
 352             break;
 353         case DIALOG_CREATE_DIR: {
 354             builder = new Builder(this);
 355             final EditText dirNameInput = new EditText(getBaseContext());
 356             final Account a = AccountUtils.getCurrentOwnCloudAccount(this);
 357             builder.setView(dirNameInput);
 358             builder.setTitle(R.string.uploader_info_dirname);
 359             int typed_color = getResources().getColor(R.color.setup_text_typed);
 360             dirNameInput.setTextColor(typed_color);
 361
 362             builder.setPositiveButton(android.R.string.ok,
 363                     new OnClickListener() {
 364                         public void onClick(DialogInterface dialog, int which) {
 365                             String directoryName = dirNameInput.getText().toString();
 366                             if (directoryName.trim().length() == 0) {
 367                                 dialog.cancel();
 368                                 return;
 369                             }
 370
 371                             // Figure out the path where the dir needs to be created
 372                             String path = mCurrentDir.getRemotePath();
 373
 374                             // Create directory
 375                             path += directoryName + "/";
 376                             Thread thread = new Thread(new DirectoryCreator(
 377                                     path, a));
 378                             thread.start();
 379
 380                             // Save new directory in local database
 381                             OCFile newDir = new OCFile(path);
 382                             newDir.setMimetype("DIR");
 383                             newDir.setParentId(mCurrentDir.getFileId());
 384                             mStorageManager.saveFile(newDir);
 385
 386                             // Display the new folder right away
 387                             dialog.dismiss();
 388                             mFileList.listDirectory(mCurrentDir);
 389                         }
 390                     });
 391             builder.setNegativeButton(R.string.common_cancel,
 392                     new OnClickListener() {
 393                         public void onClick(DialogInterface dialog, int which) {
 394                             dialog.cancel();
 395                         }
 396                     });
 397             dialog = builder.create();
 398             break;
 399         }
 400         default:
 401             dialog = null;
 402         }
 403
 404         return dialog;
 405     }
 406
 407
 408     /**
 409      * Responds to the "There are no ownCloud Accounts setup" dialog
 410      * TODO: Dialog is 100% useless -> Remove
 411      */
 412     @Override
 413     public void onClick(DialogInterface dialog, int which) {
 414         // In any case - we won't need it anymore
 415         dialog.dismiss();
 416         switch (which) {
 417         case DialogInterface.BUTTON_POSITIVE:
 418             Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 419             intent.putExtra("authorities",
 420                     new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 421             startActivity(intent);
 422             break;
 423         case DialogInterface.BUTTON_NEGATIVE:
 424             finish();
 425         }
 426
 427     }
 428
 429     /**
 430      * Translates a content URI of an image to a physical path
 431      * on the disk
 432      * @param uri The URI to resolve
 433      * @return The path to the image or null if it could not be found
 434      */
 435     public String getPath(Uri uri) {
 436         String[] projection = { MediaStore.Images.Media.DATA };
 437         Cursor cursor = managedQuery(uri, projection, null, null, null);
 438         if (cursor != null) {
 439             int column_index = cursor
 440                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 441             cursor.moveToFirst();
 442             return cursor.getString(column_index);
 443         }
 444         return null;
 445     }
 446
 447     /**
 448      * Pushes a directory to the drop down list
 449      * @param directory to push
 450      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 451      */
 452     public void pushDirname(OCFile directory) {
 453         if(!directory.isDirectory()){
 454             throw new IllegalArgumentException("Only directories may be pushed!");
 455         }
 456         mDirectories.insert(directory.getFileName(), 0);
 457         mCurrentDir = directory;
 458     }
 459
 460     /**
 461      * Pops a directory name from the drop down list
 462      * @return True, unless the stack is empty
 463      */
 464     public boolean popDirname() {
 465         mDirectories.remove(mDirectories.getItem(0));
 466         return !mDirectories.isEmpty();
 467     }
 468
 469     /**
 470      * Checks, whether or not there are any ownCloud accounts setup.
 471      *
 472      * @return true, if there is at least one account.
 473      */
 474     private boolean accountsAreSetup() {
 475         AccountManager accMan = AccountManager.get(this);
 476         Account[] accounts = accMan
 477                 .getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE);
 478         return accounts.length > 0;
 479     }
 480
 481     private class DirectoryCreator implements Runnable {
 482         private String mTargetPath;
 483         private Account mAccount;
 484         private AccountManager mAm;
 485
 486         public DirectoryCreator(String targetPath, Account account) {
 487             mTargetPath = targetPath;
 488             mAccount = account;
 489             mAm = (AccountManager) getSystemService(ACCOUNT_SERVICE);
 490         }
 491
 492         @Override
 493         public void run() {
 494             WebdavClient wdc = new WebdavClient(Uri.parse(mAm.getUserData(
 495                     mAccount, AccountAuthenticator.KEY_OC_URL)));
 496
 497             String username = mAccount.name.substring(0,
 498                     mAccount.name.lastIndexOf('@'));
 499             String password = mAm.getPassword(mAccount);
 500
 501             wdc.setCredentials(username, password);
 502             wdc.allowUnsignedCertificates();
 503             wdc.createDirectory(mTargetPath);
 504         }
 505
 506     }
 507
 508     // Custom array adapter to override text colors
 509     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 510
 511         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 512             super(ctx, view);
 513         }
 514
 515         public View getView(int position, View convertView, ViewGroup parent) {
 516             View v = super.getView(position, convertView, parent);
 517
 518             ((TextView) v).setTextColor(getResources().getColorStateList(
 519                     android.R.color.white));
 520             return v;
 521         }
 522
 523         public View getDropDownView(int position, View convertView,
 524                 ViewGroup parent) {
 525             View v = super.getDropDownView(position, convertView, parent);
 526
 527             ((TextView) v).setTextColor(getResources().getColorStateList(
 528                     android.R.color.white));
 529
 530             return v;
 531         }
 532
 533     }
 534
 535     private class SyncBroadcastReceiver extends BroadcastReceiver {
 536         /**
 537          * {@link BroadcastReceiver} to enable syncing feedback in UI
 538          */
 539         @Override
 540         public void onReceive(Context context, Intent intent) {
 541             boolean inProgress = intent.getBooleanExtra(
 542                     FileSyncService.IN_PROGRESS, false);
 543             String account_name = intent
 544                     .getStringExtra(FileSyncService.ACCOUNT_NAME);
 545             Log.d("FileDisplay", "sync of account " + account_name
 546                     + " is in_progress: " + inProgress);
 547             setProgressBarIndeterminateVisibility(inProgress);
 548             if (!inProgress) {
 549                 FileListFragment fileListFramgent = (FileListFragment) getSupportFragmentManager()
 550                         .findFragmentById(R.id.fileList);
 551                 if (fileListFramgent != null)
 552                     fileListFramgent.listDirectory();
 553             }
 554         }
 555
 556     }
 557
 558     @Override
 559     public void onClick(View v) {
 560         if (v.getId() == R.id.setup_account) {
 561             Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 562             intent.putExtra("authorities", new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 563             startActivity(intent);
 564         }
 565     }
 566
 567 }